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A converging lens and a converging mirror is placed with their principal axis coinciding. It is found that final beam comes out parallel to principal axis. Focal length of lens is 15 cm . find focal length of mirror.

A converging lens and a converging mirror is placed with their principal axis coinciding. It is found that final beam comes out parallel to principal axis. Focal length of lens is 15 cm . find focal length of mirror.

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Rituraj Tiwari
askIITians Faculty 1792 Points
2 years ago
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